* origin/henrik/Update-copyright:
  Update copyright year

* ingela/ssl/doc-fix-21:
  ssl: Document enhancements

* lukas/otp_mibs/deprecate/OTP-15141:
  Update primary bootstrap
  Deprecate otp_mibs

* siri/logger-fix:
  [logger] Update documentation
  [logger] Adjust priority settings in test
  [logger] Unregister handler names before terminating
  [logger] Stress overload_kill tests in disk_log handler

Now only setting high priority on every second burst sending process,
to allow for handler process to be scheduled in every now and then.